Minimize number of target biopsies and frequency of surveillance |
Detect and localize high-grade dysplasia in Barrett’s esophagus |
Identify neoplasia beneath neosquamous esophageal mucosa |
Assess depth of tumor invasion for possible mucosal resection |
Preoperative identification of tumor margins |
Evaluate effectiveness of pharmacological therapy |
Detect and localize dysplasia in the setting of ulcerative colitis |
Distinguish adenomatous from hyperplastic polyps |
Avoid biopsy in patients with bleeding diatheses |
Surveillance of polypectomy and mucosal resection site |
Differentiate malignant and benign ulcers and strictures |